Kongres Ilmu Pengetahuan Nasional 1st, Malang, 1958  [microform] 

 - [Indonesia :  s.n.,  n.d.] 
 - 2 microfiches :  positive ;  11 X 15 cm. 
<br/><br/> Bahan IDC (Inter Documentation Company).  Modern Indonesia Project : Monographs.